Environment-friendly medical packaging paper as well as preparation method and application thereof
The invention provides environment-friendly medical packaging paper as well as a preparation method and application thereof. The preparation method of the packaging paper comprises the following steps: mixing softwood pulp and hardwood pulp, then performing repulping, and then performing pulping tre...
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Main Authors | , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
25.11.2022
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Subjects | |
Online Access | Get full text |
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Summary: | The invention provides environment-friendly medical packaging paper as well as a preparation method and application thereof. The preparation method of the packaging paper comprises the following steps: mixing softwood pulp and hardwood pulp, then performing repulping, and then performing pulping treatment to obtain pulp; adding cationic etherified starch, a maleoyl chitosan oxidation derivative and an AKD (alkyl ketene dimer) neutral sizing agent into the pulped pulp, mixing, passing through a paper feeding system, forming by a net part, squeezing and dehydrating, drying, sizing on the surface, drying, calendaring, and manufacturing with paper, so as to obtain the environment-friendly medical packaging paper. According to the preparation method of the packaging paper, the maleoyl chitosan oxidized derivative is used as a wet strength agent and replaces a wet strength agent PAE which has potential harm to human bodies and the environment, and due to the antibacterial effect of the maleoyl chitosan oxidized der |
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Bibliography: | Application Number: CN202210858023 |